ANSARI, M.A. et al. 2016. Genotypic variations in phenology, productivity and heat-use efficiency of rainfed maize (Zea mays) in acid soils of north eastern Himalayan region. The Indian Journal of Agricultural Sciences. 86, 6 (Jun. 2016), 796–802. DOI:https://doi.org/10.56093/ijas.v86i6.58988.